Page 8
TABLE 4
Integrated Control Diagnostic Modes
Dispaly Action (when button released)
No change (idle)* Remain in idle mode
Solid “E” Enter diagnostic recall mode
Solid “D” Discharge Air Installed
Solid “F” Enter fl ame signal mode
Solid “P” (variable speed only) Program unit capacity/size (Unit Code)
Two horizontal bars = Soft disable
* No change implies the display will continue to show whatever is currently being displayed for normal operation (blinking decimal, active error code,
heat state, etc..)
Diagnostic LED (Figure 5)
The seven-segment diagnostic LED displays operating
status, target airfl ow, error codes and other information.
The table beginning on Page 9 lists diagnostic LED codes.
Diagnostic Push Button (Figure 5)
The diagnostic push button is located adjacent to the sev-
en-segment diagnostic LED. This button is used to enable
the Error Code Recall “E” mode and the Flame Signal
“F” mode. Press the button and hold it to cycle through a
menu of options. Every fi ve seconds a new menu item will
be displayed. When the button is released, the displayed
item will be selected. Once all items in the menu have
been displayed, the menu resumes from the beginning
until the button is released.
Error Code Recall Mode
Select ”E” from the menu to access the most recent 10
error codes. Select “c” from the Error Code Recall menu
to clear all error codes. Button must be pressed a second
time while “c” is fl ashing to confi rm command to delete
codes. Press the button until a solid “≡” is displayed to exit
the Error Code Recall mode.
Flame Signal Mode
Select ”F” from the menu to access the fl ame signal mode.
The integrated control will display the fl ame current on 7
segment LED in in micro amps (uA).
• Flame signal mode is exited after any of the follow-
ing: Power is reset
• Pressing and holding push button until 3 horizontal
lines “≡” are displayed
• 10 minutes after entering the fl ame sense mode.
Program Unit Capacity/Size Mode
After the “P” is selected (by releasing the push button)
the integrated control will start fl ashing the “P” on display
for 90 seconds. If push button is pressed again and held
during that time, the control will start to display characters
corresponding to different variable speed furnace models
for 3 seconds each. While the wanted character-model is
displayed push button has to be released. Selected option
will fl ash display for 10 seconds and during that time push
button has to be pressed and held for 5 seconds. Once
control accepts new setting it will store data in non-volatile
memory and reset itself. If 10 seconds expires or push
button is held less than 5 seconds, control will exit fi eld
test mode and go into idle without changing programming
the unit size.
Soft Disable
Soft disabling is when thermostat fi nds a device on the
BUS that it does not recognize and the thermostat sends
a the device a message to be in soft disabling mode until
properly confi gured. Two horizontal bars will display.
Steps to follow if the damper control module is displaying
the soft disable code.
1 - Confi rm proper wiring between all devices
(thermostat, damper control module, indoor and
outdoor).
2 - Cycle power to the control that is displaying the soft
disable code.
3 - Put the room thermostat through set up.
4 - Go to setup / system devices / thermostat / edit
/ then push reset.
5 - Go to setup / system devices / thermostat / edit /
then push resetAll.
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